| Customization: | Available |
|---|---|
| Type: | Hot Rolled Steel Channel |
| Standard: | GB, ASTM, JIS, AISI, DIN, BS |
|
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Chinese Standard Channel Bars (GB)
Standard: GB/T707-1988
GB Chemical Composition
| Grade | Grade | C (%) |
Mn (%) |
Si | P | S | V (%) |
Nb (%) |
Ti (%) |
| ≤(%) | |||||||||
| Q195 | - | 0.06-0.12 | 0.25-0.50 | 0.30 | 0.050 | 0.045 | - | - | - |
| Q215 | A | 0.09-0.15 | 0.25-0.55 | 0.30 | 0.050 | 0.045 | - | - | - |
| B | 0.045 | - | - | - | |||||
| Q235 | A | 0.14-0.22 | 0.30-0.65 | 0.30 | 0.050 | 0.045 | - | - | - |
| B | 0.12-0.20 | 0.30-0.70 | 0.045 | - | - | - | |||
| Q345 | A | ≤0.20 | 1.00-1.60 | 0.55 | 0.045 | 0.045 | 0.02 -0.15 |
0.015 -0.060 |
0.02 -0.20 |
| B | 0.040 | 0.040 | |||||||
| Grade | Yield Strength | Tensile Strength (Mpa) |
Elongation | 180°Cold-Bend Test r-Pin Diameter a-Thickness |
Charpy V-notch Impact Test (Longitudinal) |
||||
| Thickness (mm) |
σS≥ (Mpa) |
Thickness (mm) |
δ ≥(%) |
Longitudinal | Transverse | Temperature ºC |
AKV/J≥ | ||
| Q195 | ≤16 | 195 | 315-430 | ≤16 | 33 | 0 | 0.5a | - | - |
| >16-40 | 185 | >16-40 | 32 | ||||||
| >40-60 | - | >40-60 | -- | ||||||
| >60-100 | - | >60-100 | -- | ||||||
| >100-150 | - | >100-150 | -- | ||||||
| >150 | - | >150 | -- | ||||||
| Q215 | ≤16 | 215 | 330-450 | ≤16 | 31 | 0.5a | a | 20 | 27 |
| >16-40 | 205 | >16-40 | 30 | ||||||
| >40-60 | 195 | >40-60 | 29 | ||||||
| >60-100 | 185 | >60-100 | 28 | 1.5a | 2a | ||||
| >100-150 | 175 | >100-150 | 27 | 2a | 2.5a | ||||
| >150 | 165 | >150 | 26 | ||||||
| Q235 | ≤16 | 235 | 375-500 | ≤16 | 26 | a | 1.5a | 20 | 27 |
| >16-40 | 225 | >16-40 | 25 | ||||||
| >40-60 | 215 | >40-60 | 24 | 0 | |||||
| >60-100 | 205 | >60-100 | 23 | 2a | 2.5a | ||||
| >100-150 | 195 | >100-150 | 22 | 2.5a | 3a | -20 | |||
| >150 | 185 | >150 | 21 | ||||||
| Q345 | ≤16 | 345 | 470-630 | 21 | - | - | 20 | 34 | |
| >16-35 | 325 | ||||||||
| >35-50 | 295 | ||||||||
| >50-100 | 275 | ||||||||
Application
Steel purlin is widely used in various building structure and engineering structure:
a).used for the plant, high-rise building construction
b).used for the bridge, shipment building
c).used for lifting and transportation machinery, equipment manufacturing base building
d).used for the support, foundation pile manufacturing
Liaocheng Huajian Steel Co.,Ltd is located in Liaocheng, Shandong Province, which is known as "the Water City of Jiangbei",
and our company was established in the year 2012. We are a modern private enterprises which are specialized in processing
and exporting steel materials in China and win high reputations from our customers. Our main items are:
| 1.Price Term | FOB | CFR | CIF | ||||||
| 2.Payment | 1. FOB: 100%T/T,30% deposti,70% balance paid before shipment. 2. CFR or CIF: 30% deposti,70% balance paid against the copy of the B/L. 3. LC at sight. |
||||||||
| 3.Delivery Time | fast delivery :10~15 days after deposit | ||||||||
| 4.MOQ | 25 tons per size | ||||||||
| 5.Package | Standard Export seaworthy package | ||||||||
| 6.Products' Details | A:size | ||||||||
| B:length | |||||||||
| C:Surface Treatment: black, painting, or galvanized | |||||||||
| D:To difference Country.max load in one 20'GP | |||||||||
| Aboving requiremenst or any other question, please kindly E-mail or call us. | |||||||||
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